Home / 4,390.09-6,575.75-3,553.54

Finding the Fourth Proportional to 4,390.09, 6,575.75 and 3,553.54

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Solution

The fourth proportional to 4,390.09, 6,575.75 and 3,553.54 is: 5,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.09 : 6,575.75 = 3,553.54 : x
  2. Step 2: Convert to fraction form
    4,390.09/6,575.75 = 3,553.54/x
  3. Step 3: Cross multiply
    4,390.09x = 6,575.75 × 3,553.54
  4. Step 4: Simplify right side
    4,390.09x = 23,367,140.01
  5. Step 5: Solve for x
    x = 23,367,140.01/4,390.09
  6. Step 6: Final answer
    x = 5,322.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.